FR2470447A1 - Jauge piezoresistive et son procede de fabrication - Google Patents
Jauge piezoresistive et son procede de fabrication Download PDFInfo
- Publication number
- FR2470447A1 FR2470447A1 FR7928806A FR7928806A FR2470447A1 FR 2470447 A1 FR2470447 A1 FR 2470447A1 FR 7928806 A FR7928806 A FR 7928806A FR 7928806 A FR7928806 A FR 7928806A FR 2470447 A1 FR2470447 A1 FR 2470447A1
- Authority
- FR
- France
- Prior art keywords
- piezoresistive
- resin
- graphite
- gauge
- insulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 42
- 239000010439 graphite Substances 0.000 claims abstract description 42
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000003822 epoxy resin Substances 0.000 claims abstract description 12
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 12
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 229920001721 polyimide Polymers 0.000 claims abstract description 7
- 239000009719 polyimide resin Substances 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims description 37
- 239000011347 resin Substances 0.000 claims description 37
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 239000004020 conductor Substances 0.000 claims description 16
- 239000006185 dispersion Substances 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 14
- 229920003023 plastic Polymers 0.000 claims description 14
- 238000005470 impregnation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000004848 polyfunctional curative Substances 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920000768 polyamine Polymers 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims 2
- 230000008021 deposition Effects 0.000 claims 1
- 150000002118 epoxides Chemical class 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 229920003319 Araldite® Polymers 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
- H01C10/106—Adjustable resistors adjustable by mechanical pressure or force on resistive material dispersed in an elastic material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Pressure Sensors (AREA)
- Measuring Fluid Pressure (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7928806A FR2470447A1 (fr) | 1979-11-22 | 1979-11-22 | Jauge piezoresistive et son procede de fabrication |
| DE8080401622T DE3066108D1 (en) | 1979-11-22 | 1980-11-13 | Method of manufacturing a piezoresistive gauge |
| EP19800401622 EP0029772B1 (fr) | 1979-11-22 | 1980-11-13 | Procédé de fabrication d'une jauge piézorésistive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7928806A FR2470447A1 (fr) | 1979-11-22 | 1979-11-22 | Jauge piezoresistive et son procede de fabrication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2470447A1 true FR2470447A1 (fr) | 1981-05-29 |
| FR2470447B1 FR2470447B1 (enExample) | 1983-05-27 |
Family
ID=9231980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7928806A Granted FR2470447A1 (fr) | 1979-11-22 | 1979-11-22 | Jauge piezoresistive et son procede de fabrication |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0029772B1 (enExample) |
| DE (1) | DE3066108D1 (enExample) |
| FR (1) | FR2470447A1 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3164796A (en) * | 1961-09-11 | 1965-01-05 | Phillips Petroleum Co | Compositions of graphite and polyethylene |
| FR2275004A1 (fr) * | 1974-06-14 | 1976-01-09 | Inoue Japax Res | Resistance sensible a la pression |
-
1979
- 1979-11-22 FR FR7928806A patent/FR2470447A1/fr active Granted
-
1980
- 1980-11-13 DE DE8080401622T patent/DE3066108D1/de not_active Expired
- 1980-11-13 EP EP19800401622 patent/EP0029772B1/fr not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3164796A (en) * | 1961-09-11 | 1965-01-05 | Phillips Petroleum Co | Compositions of graphite and polyethylene |
| FR2275004A1 (fr) * | 1974-06-14 | 1976-01-09 | Inoue Japax Res | Resistance sensible a la pression |
Non-Patent Citations (1)
| Title |
|---|
| EXRV/75 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0029772A1 (fr) | 1981-06-03 |
| DE3066108D1 (en) | 1984-02-16 |
| FR2470447B1 (enExample) | 1983-05-27 |
| EP0029772B1 (fr) | 1984-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |